 | | Book (volume) | | Director The Bowers Museum of Cultural Art Santa Ana, California + GEMSTONES OF EAST AFRICA by Peter C....Nevada; blue, cushion cut topaz (25.30 ct), Ramona, California; brownish yellow octagonal calcite (21.30 ct)...ct), Ramona, California; deep red cushion cut rhodochrosite (25.56 ct), Sweet Home Mine, Colorado; colorless...Kern County, California; octagonal step cut violetish pink kunzite (26.61 ct), Pala, California. NECKLACE...Vivid blue matched benitoite gems from San Benito County, California, consisting of 52 benitoites and 75 | | | Book (volume) | | Director The Bowers Museurn of Cultural Art Santa Ana, California GEMSTONES OF EAST AFRICA by Peter C. Keller...red-orange spessartine garnet ( 16.62 et), Ramona, California; deep red cushion cut rho...Kern Cowny, California; octagonal seep cut violetish pink kunzite (26.61 et), Pala, California. NECKLACE...blue matched benitoite gems from Sai, Benito County, California, consisting of 52 benitoites and 75 diainonds... His works are known to almost every collector, gem cutter, gemologist, and mineralogist. His writings |  | | Catalog/List | | founder of Newmont Mining and owner of the Tsumeb mine. Upon his demise, it lent its considerable charm...year’s Arizona Centennial Exhibit at the Tucson Gem & Mineral Society Show, was the 70+ ounce Gold specimen...“European classic.” Additionally, we have: a 4 inch Gem Tanzanite crystal (Lot 49053), several world-class...FLUORESCING WILLEMITE WITH CALCITE SPECIMENS Sterling Hill Mine and Franklin area, Sussex Co., New Jersey Willemite...(14 x 7.6 x 4.4 cm), from the famed Sterling Hill Mine, it is a large exposed Willemite face, with a thinner |  | | Book | | The Lomonosov Moscow State University Moscow Russia The Lomonosov Moscow State University Moscow Russia...the authors of this book in the Lomonosov Moscow State University). Preface Contents 1 2 Some General...when milling and pressing. In particular, solid-state ion-exchange reactions are possible between KBr...absorption bands at *3590, 3570, 3520, and 3230 cm−1 in gem-quality crystals of hydrothermal origin from Zabargad...to differences in Fe concentration and oxidation state, water concentration, symmetry or the presence of |
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